1957 AC Ace vs. 2006 BMW X3
To start off, 2006 BMW X3 is newer by 49 year(s). Which means there will be less support and parts availability for 1957 AC Ace. In addition, the cost of maintenance, including insurance, on 1957 AC Ace would be higher. At 2,978 cc (6 cylinders), 2006 BMW X3 is equipped with a bigger engine. In terms of performance, 2006 BMW X3 (228 HP @ 5900 RPM) has 105 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2006 BMW X3 should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 941 kg more than 1957 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 BMW X3 (300 Nm @ 3500 RPM) has 133 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 2006 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 2006 BMW X3 | |
| Make | AC | BMW |
| Model | Ace | X3 |
| Year Released | 1957 | 2006 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2978 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 228 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 167 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 894 kg | 1835 kg |
| Vehicle Length | 3850 mm | 4570 mm |
| Vehicle Width | 1520 mm | 1860 mm |
| Vehicle Height | 1250 mm | 1680 mm |
| Wheelbase Size | 2290 mm | 2800 mm |
| Fuel Tank Capacity | 59 L | 67 L |
